U05AC
Invalid Data Received From Vehicle Thermal Management Control Module
U05AC is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Vehicle Thermal Management Control Module. Common causes: temperature control module malfunction, wiring harness damage. Estimated repair cost: $56–167.
Symptoms
- Incorrect operation of the cooling system
- Climate control malfunctions
- Check Engine Light Illuminates
- Engine overheating
- Fan operation errors
Causes
- Temperature control module malfunction
- Wiring harness damage
- Poor contact in connectors
- Module software failure
- Short circuit in the circuit
How to Fix
- Check connections and wiring integrity
- Scan the module for errors
- Update module firmware
- Replace the temperature control module if necessary
Related codes
Error U05AC by Vehicle Brand
FAQ
What does the U05AC code mean?
U05AC is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Vehicle Thermal Management Control Module
What causes a U05AC error code?
The most common causes of U05AC include: Temperature control module malfunction; Wiring harness damage; Poor contact in connectors; Module software failure.
How do I fix a U05AC diagnostic trouble code?
To fix U05AC: Check connections and wiring integrity. Scan the module for errors. Update module firmware. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U05AC?
Yes, but get it checked soon
How much does it cost to fix U05AC?
The estimated repair cost for U05AC is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat